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    DAX指数(^GDAXI)のアノマリー

    DAX指数(^GDAXI) の過去の値動きの傾向（アノマリー）を確認できます。集計年数や期間を指定して、どの時期に上がりやすい・下がりやすいかを把握できます。 詳しい見方や操作方法は、下の「使い方ガイド」からご覧ください。

    使い方ガイドを見る
    月
    日
    指定期間の集計対象:

    DAX指数（^GDAXI）の過去10年の平均年初来騰落率は +8.23%です。

    過去10年で指定期間（11月6日から60日間）の騰落率は +1.39%です。

    4勝3敗で勝率は57.14%です。

    年開始日開始価格終了日終了価格リターン騰落率 (%)
    2024 2024-11-06 19,039.3105 2025-01-04 19,906.0801 866.7695 4.55
    2023 2023-11-06 15,135.9697 2024-01-04 16,617.2891 1,481.3193 9.79
    2020 2020-11-06 12,480.0195 2021-01-04 13,726.7402 1,246.7207 9.99
    2019 2019-11-06 13,179.8896 2020-01-04 13,219.1396 39.2500 0.30
    2018 2018-11-06 11,484.3398 2019-01-04 10,767.6904 -716.6494 -6.24
    2017 2017-11-06 13,468.7900 2018-01-04 13,167.8896 -300.9004 -2.23
    2015 2015-11-06 10,988.0303 2016-01-04 10,283.4404 -704.5898 -6.41
    平均 13,682.3357 13,955.4671 273.13 1.39
    365日（前日終値比）平均（過去 15 年平均）［横=月 / 縦=日］
    マイナス ±0%付近 プラス ※ 前年末終値を基準。非営業日は直前値で補完。2/29は除外。
    365日表示の集計対象:
    日\月 1月2月3月4月5月6月7月8月9月10月11月12月
    1日 0.00% +2.43% +3.09% +3.66% +4.78% +5.52% +5.12% +5.51% +3.85% +3.97% +5.69% +7.87%
    2日 +0.43% +2.59% +2.98% +3.82% +4.94% +5.76% +5.24% +4.49% +4.07% +3.62% +6.07% +7.66%
    3日 +0.44% +2.48% +2.94% +3.51% +5.08% +6.07% +5.56% +4.89% +4.13% +3.51% +6.33% +7.37%
    4日 +0.65% +2.37% +2.70% +3.04% +4.58% +6.06% +5.57% +4.97% +3.81% +3.55% +6.32% +7.45%
    5日 +0.48% +2.50% +3.01% +2.73% +4.85% +6.15% +5.14% +4.82% +3.41% +4.03% +6.55% +7.66%
    6日 +0.58% +2.37% +2.75% +3.01% +4.76% +6.25% +4.70% +4.67% +3.66% +4.22% +6.63% +7.78%
    7日 +0.52% +2.32% +2.44% +2.72% +5.06% +6.49% +4.81% +4.84% +4.12% +4.25% +5.81% +8.11%
    8日 +0.80% +2.06% +2.85% +3.01% +5.42% +6.25% +4.87% +4.73% +4.10% +3.99% +5.80% +7.99%
    9日 +0.80% +2.02% +2.90% +2.86% +5.36% +6.02% +5.20% +4.73% +4.08% +4.10% +5.85% +7.92%
    10日 +0.75% +1.98% +2.20% +3.30% +5.70% +5.71% +5.53% +4.43% +4.08% +4.20% +6.09% +7.73%
    11日 +0.83% +2.15% +2.54% +3.17% +5.58% +5.48% +5.43% +4.61% +4.37% +4.49% +6.53% +7.70%
    12日 +1.23% +2.73% +2.05% +3.17% +5.48% +5.35% +5.86% +4.60% +4.43% +4.52% +6.02% +7.43%
    13日 +1.36% +3.05% +1.84% +3.19% +5.37% +5.00% +6.28% +4.83% +4.52% +4.35% +6.04% +7.49%
    14日 +1.20% +2.93% +2.40% +3.45% +5.43% +5.01% +6.22% +4.92% +4.83% +4.55% +6.18% +7.14%
    15日 +1.24% +3.45% +2.09% +3.29% +5.51% +4.90% +6.33% +4.71% +5.03% +4.58% +6.18% +7.20%
    16日 +1.44% +3.43% +2.37% +3.30% +5.54% +5.01% +6.45% +4.96% +4.83% +5.01% +6.09% +7.69%
    17日 +1.68% +3.61% +2.47% +3.44% +5.34% +5.17% +6.46% +4.66% +4.76% +4.99% +6.30% +7.65%
    18日 +1.99% +3.62% +2.39% +3.30% +5.73% +5.15% +6.42% +4.42% +4.66% +5.08% +6.44% +7.88%
    19日 +2.08% +3.63% +2.34% +3.28% +5.84% +5.09% +6.40% +4.21% +4.83% +5.01% +6.53% +7.91%
    20日 +2.04% +3.76% +2.44% +3.67% +6.02% +5.24% +6.49% +3.88% +4.76% +4.80% +6.52% +7.86%
    21日 +2.11% +3.42% +2.60% +3.69% +6.18% +5.12% +6.42% +3.87% +4.59% +5.05% +6.70% +7.70%
    22日 +2.32% +3.62% +2.33% +3.81% +6.29% +5.28% +6.51% +3.83% +4.17% +5.20% +6.71% +7.87%
    23日 +2.43% +3.40% +2.10% +3.96% +5.57% +5.10% +6.58% +3.83% +4.05% +5.24% +6.61% +8.32%
    24日 +2.23% +2.75% +2.40% +4.35% +5.45% +4.63% +6.43% +3.85% +3.90% +5.54% +6.67% +8.32%
    25日 +2.39% +3.05% +2.57% +4.22% +5.78% +4.32% +6.15% +4.09% +3.75% +5.66% +7.13% +8.32%
    26日 +3.04% +3.17% +2.80% +4.34% +6.06% +4.40% +6.43% +3.96% +3.71% +5.52% +6.95% +8.32%
    27日 +2.63% +3.04% +2.68% +4.79% +6.58% +4.57% +6.39% +4.16% +4.13% +5.67% +7.03% +8.48%
    28日 +2.51% +3.02% +2.75% +4.97% +6.53% +4.64% +6.35% +3.99% +3.96% +5.67% +7.27% +8.42%
    29日 +2.54% – +3.07% +4.91% +5.91% +4.85% +6.57% +4.17% +3.97% +5.68% +7.58% +8.60%
    30日 +2.22% – +3.69% +4.78% +6.00% +4.77% +6.27% +4.10% +4.02% +5.68% +7.82% +8.32%
    31日 +2.01% – +3.50% – +5.61% – +6.12% +4.12% – +5.59% – +8.32%

    過去10年の 30日間 [11月6日 ～ 12月5日] の リターンランキング

    順位 銘柄 平均リターン(%) 勝数 負数
    指数 のランキング詳細 »
    ode}）の過去${years}年の平均年初来騰落率は ${annualAverageReturn}%です。

    過去${years}年で指定期間（${formattedStartDate}から${periodLength}日間）の騰落率は ${localAveragePerformance}%です。

    ${wins}勝${losses}敗で勝率は${winRate}%です。

    `; const performanceTableBody = document.getElementById('performance-table-body'); performanceTableBody.innerHTML = ''; let currentYearDataset = null; if (includeCurrentYear) { const currentYear = new Date(settings.startDate).getFullYear(); currentYearDataset = datasets.find(d => d.year === currentYear); if (currentYearDataset) { for (let i = 0; i < datasets.length; i++) { if (datasets[i].year === currentYear) { datasets.splice(i, 1); break; } } } } if (currentYearDataset) { insertDatasetRow(currentYearDataset, 'top'); } datasets.forEach(dataset => { insertDatasetRow(dataset, 'bottom'); }); // 平均行追加 const summaryRow = document.createElement('tr'); const summaryCells = [ { text: '平均', bold: true }, { text: '', bold: true }, { text: formatAveragePrice(averageStartPrice), bold: true }, { text: '', bold: true }, { text: formatAveragePrice(averageEndPrice), bold: true }, { text: averageReturn.toFixed(2), bold: true }, { text: localAveragePerformance, bold: true } ]; summaryCells.forEach((cellData, index) => { const cell = document.createElement('td'); cell.textContent = cellData.text; if (cellData.bold) { cell.style.fontWeight = 'bold'; } summaryRow.appendChild(cell); }); const avgReturnVal = parseFloat(averageReturn); const avgPerfVal = parseFloat(localAveragePerformance); const avgEndPriceCell = summaryRow.cells[4]; if (!isNaN(avgReturnVal)) { if (avgReturnVal > 0) { avgEndPriceCell.classList.add('table-cell', 'positive'); summaryRow.cells[5].classList.add('table-cell', 'positive'); } else if (avgReturnVal < 0) { avgEndPriceCell.classList.add('table-cell', 'negative'); summaryRow.cells[5].classList.add('table-cell', 'negative'); } else { avgEndPriceCell.classList.add('table-cell', 'neutral'); summaryRow.cells[5].classList.add('table-cell', 'neutral'); } } if (!isNaN(avgPerfVal)) { if (avgPerfVal > 0) { summaryRow.cells[6].classList.add('table-cell', 'positive'); } else if (avgPerfVal < 0) { summaryRow.cells[6].classList.add('table-cell', 'negative'); } else { summaryRow.cells[6].classList.add('table-cell', 'neutral'); } } performanceTableBody.appendChild(summaryRow); if (!multiYearChart) { const chartDom = document.getElementById('multiYearChart'); if (chartDom) { multiYearChart = echarts.init(chartDom, 'customTheme'); } } // 表示モードに応じてシリーズを作成 const series = datasets.map(dataset => ({ name: dataset.year.toString(), type: 'line', data: displayMode === 'price' ? dataset.prices : dataset.rates, showSymbol: false, smooth: true, connectNulls: false })); if (currentYearDataset) { series.unshift({ name: currentYearDataset.year.toString(), type: 'line', data: displayMode === 'price' ? currentYearDataset.prices : currentYearDataset.rates, showSymbol: false, smooth: true, connectNulls: false }); } let xAxisData = []; if (currentYearDataset && currentYearDataset.dates) { xAxisData = currentYearDataset.dates.slice(); } datasets.forEach(d => { if (d.dates && d.dates.length > xAxisData.length) { xAxisData = d.dates; } }); // 全データセットの平均を計算 const averageData = []; for (let i = 0; i < xAxisData.length; i++) { let sum = 0; let count = 0; if (displayMode === 'price') { // 価格モードの場合 if (currentYearDataset && currentYearDataset.prices[i] != null && !isNaN(currentYearDataset.prices[i])) { sum += currentYearDataset.prices[i]; count++; } for (let d of datasets) { if (d.prices[i] != null && !isNaN(d.prices[i])) { sum += d.prices[i]; count++; } } } else { // 騰落率モードの場合 if (currentYearDataset && currentYearDataset.rates[i] != null && !isNaN(currentYearDataset.rates[i])) { sum += currentYearDataset.rates[i]; count++; } for (let d of datasets) { if (d.rates[i] != null && !isNaN(d.rates[i])) { sum += d.rates[i]; count++; } } } averageData.push(count > 0 ? sum / count : NaN); } // 平均線をシリーズに追加 series.unshift({ name: '平均', type: 'line', data: averageData, showSymbol: false, smooth: true, lineStyle: { width: 4 }, connectNulls: false }); const isLongLegend = (datasets.length + (currentYearDataset ? 1 : 0)) >= 11; // タイトルとY軸の設定を表示モードに応じて変更 const chartTitle = displayMode === 'price' ? `${serverData.companyName}の指定期間価格推移（過去${years}年間の推移）` : `${serverData.companyName}の指定期間騰落率（過去${years}年間の推移）`; const yAxisFormatter = displayMode === 'price' ? function(value) { return formatAveragePrice(value); } : function(value) { return `${value}%`; }; const tooltipFormatter = function(params) { if (!params || params.length === 0) return ''; const dateStr = dayjs(params[0].axisValue).format('MM月DD日'); let tooltipText = `${dateStr}
    `; params.forEach(param => { let value = param.value; if (displayMode === 'price') { value = formatAveragePrice(value); tooltipText += `
    ${param.marker} ${param.seriesName}: ${value}
    `; } else { if (typeof value === 'number') { value = value.toFixed(2); } tooltipText += `
    ${param.marker} ${param.seriesName}: ${value}%
    `; } }); return tooltipText; }; const legendData = ['平均']; if (currentYearDataset) legendData.push(String(currentYearDataset.year)); legendData.push(...datasets.map(d => String(d.year))); const option = { grid: { top: '15%', left: '13%', right: '8%', bottom: '25%' }, title: { text: chartTitle, subtext: `集計期間: ${dayjs(settings.startDate).format('M/D')}～${dayjs(calculatePeriodEndDate(settings.startDate, periodLength)).format('M/D')}（${periodLength}日間）`, left: 'center', top: '5%', textStyle: { fontSize: fontSize }, subtextStyle: { fontSize: fontSize } }, tooltip: { trigger: 'axis', textStyle: { fontSize: fontSize + 2 }, formatter: tooltipFormatter }, legend: { data: series.map(s => s.name), formatter: function(name) { if (isLongLegend && name.length === 4 && name !== '平均') { return name.slice(-2); } return name; }, bottom: '5%', orient: 'horizontal', left: 'center', itemWidth: 10, itemHeight: 10, itemGap: 4, textStyle: { fontSize: fontSize }, width: '80%', pageIconColor: '#5470C6', pageIconInactiveColor: '#aaa', pageTextStyle: { color: '#5470C6', fontSize: fontSize }, pageButtonItemGap: 5, pageButtonGap: 5, backgroundColor: 'rgba(255, 255, 255, 0.8)', borderColor: '#ccc', borderWidth: 1, borderRadius: 4, padding: [5, 10] }, xAxis: { type: 'category', data: xAxisData, axisLabel: { fontSize: fontSize, formatter: function(value) { return dayjs(value).format('MM月DD日'); }, align: 'right', verticalAlign: 'middle', margin: 10 }, axisTick: { alignWithLabel: true }, axisLine: { lineStyle: { color: '#333' } }, splitLine: { show: true, lineStyle: { type: 'dashed', color: '#eee' } } }, yAxis: { type: 'value', axisLabel: { formatter: yAxisFormatter, fontSize: fontSize }, scale: true }, series: series, graphic: [commonGraphic] }; multiYearChart.setOption(option, { notMerge: true }); } updateFontSize(); initializeTimezoneSelector(); if (!storedStartDateUnified || !storedEndDateUnified) { const now = new Date(); const oneYearAgo = new Date(); oneYearAgo.setFullYear(oneYearAgo.getFullYear() - 1); startDateUnifiedInput.value = formatDateLocal(oneYearAgo); endDateUnifiedInput.value = formatDateLocal(now); localStorage.setItem('startDateUnified', startDateUnifiedInput.value); localStorage.setItem('endDateUnified', endDateUnifiedInput.value); } drawMonthDayChart(); drawMultiYearChart(); drawIntradayChart(); if (!storedStartDateUnified || !storedEndDateUnified) { updateUnifiedDatesFromPeriod(); } updateUnifiedCharts(); }); // 残りの関数（shareChart、sanitizeForHashtag、getTweetText）はそのまま function shareChart(chartId) { // 既存のコードをそのまま使用 const code = "^GDAXI" || document.getElementById('stock-search').value.trim(); let rangeOrDates = {}; if (chartId === 'intradayChart') { rangeOrDates.range = localStorage.getItem('intradayChartRange') || '60d'; } else if (chartId === 'multiYearChart') { rangeOrDates.years = settings.years; rangeOrDates.period = settings.period; rangeOrDates.displayMode = settings.displayMode; } else if (chartId === 'monthDayChart') { rangeOrDates.years = settings.years; rangeOrDates.displayMode = settings.displayMode; } else { const startDateElement = document.getElementById('startDateUnified'); const endDateElement = document.getElementById('endDateUnified'); const selectedMonthElement = document.getElementById('monthSelectUnified'); const startDate = startDateElement ? startDateElement.value : ''; const endDate = endDateElement ? endDateElement.value : ''; const selectedMonth = selectedMonthElement ? selectedMonthElement.value : ''; rangeOrDates.startDate = startDate; rangeOrDates.endDate = endDate; if (selectedMonth) { rangeOrDates.month = selectedMonth; } } const tweetText = getTweetText(chartId, serverData.companyName, code, rangeOrDates); let fileName = ''; if (chartId === 'intradayChart') { fileName = `${chartId}_${code}_${rangeOrDates.range}.png`; } else if (chartId === 'multiYearChart') { fileName = `${chartId}_${code}_years${rangeOrDates.years}_period${rangeOrDates.period}_${rangeOrDates.displayMode}.png`; } else if (chartId === 'monthDayChart') { fileName = `${chartId}_${code}_years${rangeOrDates.years}_${rangeOrDates.displayMode}.png`; } else { fileName = `${chartId}_${code}_${rangeOrDates.startDate}_${rangeOrDates.endDate}.png`; } const offScreenDiv = document.createElement('div'); offScreenDiv.style.width = '600px'; offScreenDiv.style.height = '314px'; offScreenDiv.style.position = 'absolute'; offScreenDiv.style.left = '-9999px'; offScreenDiv.style.top = '0'; offScreenDiv.style.backgroundColor = '#fff'; document.body.appendChild(offScreenDiv); const offScreenChartContainer = document.createElement('div'); offScreenChartContainer.style.width = '600px'; offScreenChartContainer.style.height = '314px'; offScreenDiv.appendChild(offScreenChartContainer); const originalChartElement = document.getElementById(chartId); const originalChartInstance = echarts.getInstanceByDom(originalChartElement); if (!originalChartInstance) { document.body.removeChild(offScreenDiv); return; } const chartOption = originalChartInstance.getOption(); const fixedFontSize = 13; function setFixedFontSize(obj, fixedFontSize) { for (const key in obj) { if (obj.hasOwnProperty(key)) { if (key === 'graphic') { continue; } if (key === 'fontSize') { obj[key] = fixedFontSize; } else if (typeof obj[key] === 'object' && obj[key] !== null) { setFixedFontSize(obj[key], fixedFontSize); } } } } setFixedFontSize(chartOption, fixedFontSize); const offScreenChartInstance = echarts.init(offScreenChartContainer, null, { width: 600, height: 314, }); offScreenChartInstance.setOption(chartOption); offScreenChartInstance.on('finished', function() { const imageData = offScreenChartInstance.getDataURL({ type: 'png', pixelRatio: 1, backgroundColor: '#fff', }); document.body.removeChild(offScreenDiv); fetch('/jp/upload.php', { method: 'POST', headers: { 'Content-Type': 'application/x-www-form-urlencoded', }, body: `image=${encodeURIComponent(imageData)}&filename=${encodeURIComponent(fileName)}` }) .then(response => response.json()) .then(data => { let shareUrl = `https://anomalybase.com/jp/chart/${encodeURIComponent(code)}?chart=${chartId}`; if (chartId === 'intradayChart') { shareUrl += `&range=${encodeURIComponent(rangeOrDates.range)}`; } else if (chartId === 'multiYearChart') { shareUrl += `&years=${encodeURIComponent(rangeOrDates.years)}&period=${encodeURIComponent(rangeOrDates.period)}&displayMode=${encodeURIComponent(rangeOrDates.displayMode)}`; } else if (chartId === 'monthDayChart') { shareUrl += `&years=${encodeURIComponent(rangeOrDates.years)}&displayMode=${encodeURIComponent(rangeOrDates.displayMode)}`; } else { shareUrl += `&startDate=${encodeURIComponent(rangeOrDates.startDate)}&endDate=${encodeURIComponent(rangeOrDates.endDate)}`; if (rangeOrDates.month) { shareUrl += `&month=${encodeURIComponent(rangeOrDates.month)}`; } } if (data.url) { shareUrl += `&imageUrl=${encodeURIComponent(data.url)}`; } const twitterUrl = `https://twitter.com/intent/tweet?text=${encodeURIComponent(tweetText)}&url=${encodeURIComponent(shareUrl)}`; window.open(twitterUrl, '_blank'); }) .catch(error => { let shareUrl = `https://anomalybase.com/jp/chart/${encodeURIComponent(code)}?chart=${chartId}`; if (chartId === 'intradayChart') { shareUrl += `&range=${encodeURIComponent(rangeOrDates.range)}`; } else if (chartId === 'multiYearChart') { shareUrl += `&years=${encodeURIComponent(rangeOrDates.years)}&period=${encodeURIComponent(rangeOrDates.period)}&displayMode=${encodeURIComponent(rangeOrDates.displayMode)}`; } else if (chartId === 'monthDayChart') { shareUrl += `&years=${encodeURIComponent(rangeOrDates.years)}&displayMode=${encodeURIComponent(rangeOrDates.displayMode)}`; } else { shareUrl += `&startDate=${encodeURIComponent(rangeOrDates.startDate)}&endDate=${encodeURIComponent(rangeOrDates.endDate)}`; if (rangeOrDates.month) { shareUrl += `&month=${encodeURIComponent(rangeOrDates.month)}`; } } const twitterUrl = `https://twitter.com/intent/tweet?text=${encodeURIComponent(tweetText)}&url=${encodeURIComponent(shareUrl)}`; window.open(twitterUrl, '_blank'); }); }); } function sanitizeForHashtag(companyName) { let sanitized = companyName.trim(); sanitized = sanitized.replace(/\s+/g, ''); sanitized = sanitized.replace(/[^\p{L}\p{N}_ー]/gu, ''); sanitized = sanitized.replace(/^_+/, ''); sanitized = sanitized.replace(/_+$/, ''); if (sanitized.length > 0 && sanitized[0] !== '#') { sanitized = '#' + sanitized; } if (sanitized.length === 0) { sanitized = '#AnomalyBase'; } return sanitized; } function getTweetText(chartId, companyName, code, rangeOrDates) { const hashtag = sanitizeForHashtag(companyName); let tweetText = ""; const displayModeText = rangeOrDates.displayMode === 'price' ? '価格推移' : '騰落率'; switch(chartId) { case 'monthDayChart': tweetText = `${companyName}の年間アノマリー(${code}) ${hashtag}`; break; case 'weekdayChart': tweetText = `${companyName}の曜日別アノマリー(${code}) ${hashtag}`; break; case 'dailyAverageChart': tweetText = `${companyName}の日別アノマリー(${code}) ${hashtag}`; break; case 'intradayChart': tweetText = `${companyName}の日中アノマリー(${code}) ${hashtag}`; break; case 'multiYearChart': tweetText = `${companyName}の過去${rangeOrDates.years}年の各年の${displayModeText} (${rangeOrDates.period}日間) ${hashtag}`; break; default: tweetText = `${companyName}のアノマリー(${code}) ${hashtag}`; } return tweetText; }